24
Table 11
describes the 450-1GBIC MDA front-panel
components.
Installing an MDA
Before you begin installing an MDA, see
“MDA descriptions”
on page 4
for specific information about your MDA.
Table 11 450-1GBIC MDA description
Item
Label
Description
1
Link
Communication link LEDs (green):
On: Valid communications link.
Off: The communications link connection is
bad or there is no connection to this port.
Blinking: The corresponding port is
management disabled.
2
Phy
Phy status LEDs (green):
On: The corresponding Phy port is active.
Off: The corresponding Phy port is in backup
mode or there is no connection to this port.
3
Activity
Port activity LEDs (green):
Blinking: Indicates network activity level for
the corresponding port. A high level of
network activity can cause LEDs to appear to
be on continuously.
4
GBIC Host port (see
“MDA descriptions” on
page 4
).
